/* =========================================================
   The Peptide University — shared stylesheet for content pages
   (the homepage keeps its own inline styles; this powers every
   guide, article, index, and form page so they stay consistent)
   ========================================================= */

:root{
  --bg: #040507;
  --bg-1: #090B10;
  --bg-2: #12161D;
  --bg-rgb: 4,5,7;
  --bg-1-rgb: 9,11,16;
  --bg-2-rgb: 18,22,29;
  --line: rgba(246,247,255,0.16);
  --line-soft: rgba(246,247,255,0.09);
  --ink: #FFFFFF;
  --ink-dim: #D8DEE9;
  --ink-faint: #A3ACBA;
  --indigo: #5D6FB8;
  --periwinkle: #7488D2;
  --sky: #4FA6E8;
  --violet: #9D86E8;
  --neon: #3FFFD8;
  --glow: #3FFFD8;
  --amber: #E0B45C;
  --rose: #E88AA0;

  --serif: "Fraunces", ui-serif, Georgia, serif;
  --sans: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, monospace;

  --fs-h1: clamp(2.2rem, 4.6vw, 3.7rem);
  --fs-h2: clamp(1.7rem, 3.2vw, 2.5rem);
  --fs-h3: clamp(1.2rem, 1.8vw, 1.5rem);
  --fs-eyebrow: 0.72rem;

  --container: 1160px;
  --measure: 720px;
  --radius: 14px;
  --ease: cubic-bezier(.22,.68,.32,1);
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){ html{ scroll-behavior: auto; } }

body{
  margin:0;
  background:
    radial-gradient(ellipse 80% 55% at 50% -20%, rgba(79,166,232,0.08), transparent 62%),
    radial-gradient(ellipse 70% 50% at 100% 18%, rgba(157,134,232,0.06), transparent 66%),
    var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
}

/* ambient depth layers (static — no hero particle canvas on content pages) */
.space-depth-grid{
  position: fixed; inset: 0; width:100%; height:100%;
  pointer-events:none; z-index:0; opacity:0.1;
  background-image:
    linear-gradient(rgba(79,166,232,0.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(116,136,210,0.15) 1px, transparent 1px);
  background-size: 92px 92px;
  transform: perspective(940px) rotateX(62deg) translateY(28vh) scale(1.8);
  transform-origin: 50% 100%;
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.7) 40%, transparent 100%);
  mask-image: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.7) 40%, transparent 100%);
}
body::before{
  content:""; position: fixed; inset: 0; z-index: 999; pointer-events: none;
  opacity: 0.05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 200px 200px;
}

img{ max-width:100%; }
a{ color: inherit; text-decoration: none; }

/* Body copy uses Montserrat (headings stay Fraunces, labels stay mono) */
p, li, blockquote{ font-family: "Montserrat", var(--sans); }

.wrap{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}

.eyebrow{
  font-family: var(--mono);
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sky);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before{
  content:""; width: 18px; height: 1px; background: var(--sky); opacity: 0.7;
}

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{
  outline: 2px solid var(--glow);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Buttons ---------- */
.btn{
  font-family: var(--sans); font-weight: 500; font-size: 0.92rem;
  padding: 13px 26px; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .35s var(--ease), border-color .35s var(--ease);
  white-space: nowrap;
}
.btn-primary{
  background: linear-gradient(135deg, var(--periwinkle), var(--violet));
  color: #F5F6FF; box-shadow: 0 8px 26px -10px rgba(140,130,220,0.55);
}
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 14px 32px -8px rgba(157,134,232,0.55), 0 0 22px -4px rgba(63,255,216,0.4); }
.btn-ghost{ background: transparent; border-color: var(--line); color: var(--ink); }
.btn-ghost:hover{ border-color: var(--sky); background: rgba(79,166,232,0.1); transform: translateY(-2px); }
.btn-sm{ padding: 9px 18px; font-size: 0.8rem; }
.btn-block{ width:100%; justify-content:center; }

/* ---------- Nav ---------- */
.nav{
  position: fixed; top:0; left:0; right:0; z-index: 100;
  background: rgba(5,6,9,0.76);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line-soft);
  transition: box-shadow 0.35s var(--ease), background 0.35s var(--ease);
}
.nav.scrolled{ background: rgba(5,6,9,0.94); box-shadow: 0 10px 30px -18px rgba(0,0,0,0.45); }
.nav-inner{
  max-width: var(--container); margin: 0 auto; padding: 14px 28px;
  display:flex; align-items:center; justify-content:space-between; gap: 20px;
  transition: padding 0.35s var(--ease);
}
.nav.scrolled .nav-inner{ padding: 9px 28px; }
.brand{ display:flex; align-items:center; gap:10px; }
.brand img{ height: 30px; width:auto; }
.brand-word{ font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.16em; color: var(--ink-dim); line-height:1.2; }
.brand-word b{ color: var(--ink); font-weight:500; display:block; letter-spacing: 0.2em; font-size: 0.78rem; }
.nav-links{ display:flex; align-items:center; gap: 30px; list-style:none; margin:0; padding:0; }
.nav-links a{ font-size: 0.86rem; color: var(--ink-dim); transition: color .25s; position: relative; }
.nav-links a:hover{ color: var(--ink); }
.nav-links a::after{ content:""; position:absolute; left:0; bottom:-6px; width:0; height:1px; background: var(--sky); transition: width .3s var(--ease); }
.nav-links a:hover::after, .nav-links a.active::after{ width:100%; }
.nav-links a.active{ color: var(--ink); }
.nav-actions{ display:flex; align-items:center; gap:14px; }
.nav-toggle{ display:none; background:none; border:none; color:var(--ink); width: 38px; height: 38px; border-radius:8px; align-items:center; justify-content:center; cursor:pointer; }
.nav-toggle svg{ width:20px; height:20px; }
.mobile-menu{ display:none; position: fixed; top: 62px; left:0; right:0; z-index: 99; background: rgba(5,6,9,0.98); border-bottom: 1px solid var(--line); padding: 10px 28px 24px; }
.mobile-menu.open{ display:block; }
.mobile-menu ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap: 4px; }
.mobile-menu a{ display:block; padding: 12px 4px; color: var(--ink-dim); border-bottom:1px solid var(--line-soft); font-size:0.95rem; }
.mobile-menu a:hover{ color: var(--ink); }
@media (max-width: 880px){
  .nav-links{ display:none; }
  .nav-actions .btn-ghost{ display:none; }
  .nav-toggle{ display:flex; }
}

/* ---------- Reveal ---------- */
.reveal{ opacity:0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in{ opacity:1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce){ .reveal{ opacity:1; transform:none; } }

/* ---------- Page header / breadcrumb ---------- */
.page-head{
  position: relative;
  padding: 150px 0 40px;
  border-bottom: 1px solid var(--line-soft);
  background:
    radial-gradient(ellipse 60% 60% at 15% 0%, rgba(116,136,210,0.09), transparent 62%),
    radial-gradient(ellipse 50% 50% at 95% 20%, rgba(157,134,232,0.06), transparent 66%);
}
.breadcrumb{ font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.06em; color: var(--ink-faint); margin-bottom: 20px; display:flex; gap:8px; flex-wrap:wrap; align-items:center; }
.breadcrumb a{ color: var(--ink-faint); transition: color .2s; }
.breadcrumb a:hover{ color: var(--sky); }
.breadcrumb .sep{ opacity: 0.5; }
.page-head h1{
  font-family: var(--serif); font-weight: 380; font-size: var(--fs-h1);
  line-height: 1.08; letter-spacing: -0.01em; color: var(--ink);
  max-width: 20ch; margin: 12px 0 0;
}
.page-head .lede{ color: var(--ink-dim); font-size: 1.1rem; max-width: 60ch; margin: 20px 0 0; }
.page-meta{ display:flex; flex-wrap:wrap; gap: 10px 18px; margin-top: 24px; font-family: var(--mono); font-size: 0.72rem; color: var(--ink-faint); letter-spacing: 0.04em; }
.page-meta .tag{
  border:1px solid var(--line); border-radius: 999px; padding: 4px 12px; color: var(--ink-dim);
}

/* ---------- Article layout ---------- */
.article-shell{ position: relative; padding: 56px 0 100px; }
.article-grid{ display:grid; grid-template-columns: 1fr; gap: 48px; }
@media (min-width: 1000px){
  .article-grid{ grid-template-columns: minmax(0,1fr) 250px; align-items:start; }
}

.prose{ max-width: var(--measure); }
.prose > * + *{ margin-top: 1.15em; }
.prose h2{
  font-family: var(--serif); font-weight: 400; font-size: var(--fs-h2);
  color: var(--ink); letter-spacing: -0.01em; line-height: 1.2;
  margin-top: 2.2em; padding-top: 0.4em; scroll-margin-top: 100px;
}
.prose h3{ font-family: var(--serif); font-weight: 440; font-size: var(--fs-h3); color: var(--ink); margin-top: 1.8em; scroll-margin-top: 100px; }
.prose h4{ font-family: var(--sans); font-weight: 600; font-size: 1.02rem; color: var(--ink); margin-top: 1.5em; }
.prose p{ color: var(--ink-dim); font-size: 1.04rem; }
.prose a{ color: var(--sky); text-decoration: underline; text-decoration-color: rgba(79,166,232,0.4); text-underline-offset: 3px; transition: text-decoration-color .2s, color .2s; }
.prose a:hover{ color: var(--neon); text-decoration-color: var(--neon); }
.prose ul, .prose ol{ color: var(--ink-dim); font-size: 1.04rem; padding-left: 1.3em; }
.prose li + li{ margin-top: 0.5em; }
.prose li::marker{ color: var(--sky); }
.prose strong{ color: var(--ink); font-weight: 600; }
.prose blockquote{
  border-left: 2px solid var(--periwinkle); margin: 1.6em 0; padding: 4px 0 4px 22px;
  color: var(--ink-dim); font-style: italic;
}
.prose hr{ border:none; border-top: 1px solid var(--line-soft); margin: 2.4em 0; }
.prose code{ font-family: var(--mono); font-size: 0.88em; background: var(--bg-2); border: 1px solid var(--line-soft); border-radius: 5px; padding: 1px 6px; color: var(--ink); }

/* data table */
.prose table{ width:100%; border-collapse: collapse; font-size: 0.94rem; margin: 0.4em 0; }
.prose table caption{ text-align:left; font-family: var(--mono); font-size: 0.72rem; color: var(--ink-faint); letter-spacing:0.04em; margin-bottom: 10px; }
.prose th, .prose td{ text-align:left; padding: 12px 14px; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
.prose thead th{ color: var(--ink); font-weight: 600; border-bottom: 1px solid var(--line); }
.prose tbody td{ color: var(--ink-dim); }
.prose tbody tr:hover td{ background: rgba(var(--bg-2-rgb),0.5); }
.table-scroll{ overflow-x:auto; -webkit-overflow-scrolling: touch; }

/* callouts */
.callout{
  border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px;
  background: linear-gradient(165deg, var(--bg-2), var(--bg-1)); position: relative;
  font-size: 0.98rem; color: var(--ink-dim); margin: 1.6em 0;
}
.callout .callout-title{ display:flex; align-items:center; gap:9px; font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 8px; }
.callout p{ margin: 0; font-size: 0.98rem; }
.callout p + p{ margin-top: 0.7em; }
.callout--safety{ border-color: rgba(232,138,160,0.4); }
.callout--safety .callout-title{ color: var(--rose); }
.callout--tip{ border-color: rgba(63,255,216,0.32); }
.callout--tip .callout-title{ color: var(--neon); }
.callout--note{ border-color: rgba(157,134,232,0.36); }
.callout--note .callout-title{ color: var(--violet); }
.callout .dot{ width:7px; height:7px; border-radius:50%; background: currentColor; flex-shrink:0; }

.key-takeaways{
  border: 1px solid var(--line); border-left: 3px solid var(--sky); border-radius: 12px;
  padding: 22px 24px; background: rgba(var(--bg-2-rgb),0.6); margin: 0 0 8px;
}
.key-takeaways h2{ margin: 0 0 12px; font-size: 1.1rem; font-family: var(--sans); font-weight: 600; }
.key-takeaways ul{ margin: 0; }

/* FAQ accordion */
.faq{ border-top: 1px solid var(--line-soft); }
.faq details{ border-bottom: 1px solid var(--line-soft); }
.faq summary{
  list-style:none; cursor:pointer; padding: 18px 0; display:flex; gap: 16px; align-items:flex-start;
  font-family: var(--serif); font-weight: 440; font-size: 1.08rem; color: var(--ink);
}
.faq summary::-webkit-details-marker{ display:none; }
.faq summary .q-mark{ font-family: var(--mono); color: var(--sky); font-size: 0.8rem; margin-top: 5px; flex-shrink:0; }
.faq summary .q-chev{ margin-left:auto; color: var(--ink-faint); transition: transform .3s var(--ease); flex-shrink:0; }
.faq details[open] summary .q-chev{ transform: rotate(180deg); }
.faq .faq-body{ padding: 0 0 20px 34px; color: var(--ink-dim); font-size: 1rem; }
.faq .faq-body > * + *{ margin-top: 0.8em; }

/* ---------- Table of contents (sidebar) ---------- */
.toc{ position: sticky; top: 100px; }
.toc h4{ font-family: var(--mono); font-size: 0.68rem; letter-spacing:0.12em; text-transform:uppercase; color: var(--ink-faint); margin: 0 0 14px; }
.toc ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap: 2px; border-left: 1px solid var(--line-soft); }
.toc a{ display:block; padding: 7px 0 7px 16px; margin-left:-1px; font-size: 0.86rem; color: var(--ink-faint); border-left: 1px solid transparent; transition: color .2s, border-color .2s; }
.toc a:hover{ color: var(--ink-dim); }
.toc a.active{ color: var(--ink); border-left-color: var(--sky); }
.toc .toc-cta{ margin-top: 22px; }
@media (max-width: 999px){ .toc{ display:none; } }

/* ---------- Cards / index grids ---------- */
.section-head{ max-width: 640px; margin-bottom: 44px; }
.section-head h2{ font-family: var(--serif); font-weight: 400; font-size: var(--fs-h2); letter-spacing: -0.01em; margin-top: 14px; color: var(--ink); }
.section-head p{ color: var(--ink-dim); margin-top: 14px; }

.card-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 900px){ .card-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px){ .card-grid{ grid-template-columns: 1fr; } }

.entry-card{
  position: relative;
  display:flex; flex-direction:column; gap: 12px;
  background: linear-gradient(165deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--line);
  border-radius: 3px 14px 14px 14px; /* squared top-left meets the folder tab */
  padding: 26px 24px;
  margin-top: 15px; /* room for the tab */
  transition: transform .3s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
  height: 100%;
}
/* file-folder tab on every tile */
.entry-card::before{
  content:"";
  position:absolute;
  top:-13px; left:-1px;
  width: 46%; max-width: 150px; height: 14px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-bottom: none;
  border-top: 2px solid var(--accent, var(--sky));
  border-radius: 8px 8px 0 0;
  transition: border-color .35s var(--ease);
}
.entry-card:hover{ transform: translateY(-4px); border-color: rgba(79,166,232,0.42); box-shadow: 0 22px 40px -26px rgba(0,0,0,0.7); }
.entry-card:hover::before{ border-right-color: rgba(79,166,232,0.42); border-left-color: rgba(79,166,232,0.42); }
.entry-card .kicker{ font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--violet); display:flex; align-items:center; gap:8px; }
.entry-card .kicker .tab-dot{ width:6px; height:6px; border-radius:50%; background: var(--accent, var(--sky)); }
.entry-card h3{ font-family: var(--serif); font-weight: 440; font-size: 1.24rem; color: var(--ink); line-height: 1.25; }
.entry-card p{ color: var(--ink-dim); font-size: 0.94rem; margin:0; }
.read-more{ font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.04em; color: var(--sky); display:inline-flex; align-items:center; gap:7px; }
.read-more svg{ width:14px; height:14px; flex-shrink:0; transition: transform .25s var(--ease); }
.entry-card .read-more{ margin-top:auto; }
.entry-card:hover .read-more svg{ transform: translateX(4px); }
.entry-card .card-meta{ font-family: var(--mono); font-size: 0.68rem; color: var(--ink-faint); }

/* ---------- Source list ---------- */
.prose .source-list{ list-style: none; padding-left: 0; }
.prose .source-list li{ padding: 11px 0 11px 22px; border-bottom: 1px solid var(--line-soft); position: relative; font-size: 0.96rem; }
.prose .source-list li::before{ content: "\2197"; position: absolute; left: 0; color: var(--sky); font-family: var(--mono); }
.prose .source-list a{ color: var(--ink-dim); text-decoration: none; }
.prose .source-list a:hover{ color: var(--sky); }

/* ---------- Related / next reads ---------- */
.related{ border-top: 1px solid var(--line-soft); padding-top: 44px; margin-top: 60px; }

/* ---------- Comments (Cusdis) ---------- */
.comments-section{ border-top: 1px solid var(--line-soft); padding-top: 44px; margin-top: 60px; max-width: var(--measure); }
.comments-section h2{ font-family: var(--serif); font-weight: 400; font-size: 1.6rem; color: var(--ink); }
.comments-section .comments-note{ color: var(--ink-faint); font-size: 0.9rem; margin: 8px 0 24px; }
#cusdis_thread{ margin-top: 8px; }

/* self-hosted anonymous comments widget */
.tpu-comment-form{ position: relative; background: var(--bg-2); border: 1px solid var(--line); border-radius: 12px; padding: 16px; margin-bottom: 26px; }
.tpu-comment-form .tpu-name{ width: 100%; background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 9px 12px; color: var(--ink); font-family: var(--sans); font-size: 0.9rem; margin-bottom: 10px; }
.tpu-comment-form textarea{ width: 100%; background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; color: var(--ink); font-family: var(--sans); font-size: 0.95rem; line-height: 1.55; resize: vertical; min-height: 74px; }
.tpu-comment-form .tpu-name:focus, .tpu-comment-form textarea:focus{ border-color: var(--sky); outline: none; }
.tpu-hp{ position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.tpu-form-foot{ display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 12px; flex-wrap: wrap; }
.tpu-note{ font-size: 0.78rem; color: var(--ink-faint); }
.tpu-status{ font-family: var(--mono); font-size: 0.74rem; color: var(--ink-faint); letter-spacing: 0.03em; margin-bottom: 14px; }
.tpu-list{ display: flex; flex-direction: column; }
.tpu-comment{ padding: 15px 0; border-bottom: 1px solid var(--line-soft); }
.tpu-c-head{ display: flex; align-items: baseline; gap: 10px; margin-bottom: 6px; }
.tpu-c-name{ font-weight: 600; font-size: 0.9rem; color: var(--ink); }
.tpu-c-time{ font-family: var(--mono); font-size: 0.7rem; color: var(--ink-faint); }
.tpu-c-tools{ margin-left: auto; display: inline-flex; gap: 12px; }
.tpu-c-act{ background: none; border: none; padding: 0; cursor: pointer; font-family: var(--mono); font-size: 0.72rem; color: var(--ink-faint); }
.tpu-c-act:hover{ color: var(--sky); }
.tpu-c-del:hover{ color: var(--rose); }
.tpu-c-body{ color: var(--ink-dim); font-size: 0.96rem; white-space: pre-wrap; word-wrap: break-word; margin: 0; }
.tpu-edit{ width: 100%; background: var(--bg); border: 1px solid var(--sky); border-radius: 8px; padding: 10px 12px; color: var(--ink); font-family: var(--sans); font-size: 0.95rem; line-height: 1.55; resize: vertical; }
.tpu-empty{ color: var(--ink-faint); font-size: 0.92rem; }

/* ---------- Clickable "peek inside" folder entries ---------- */
a.folder-entry{ text-decoration: none; transition: padding-left .2s var(--ease); }
a.folder-entry .entry-title{ transition: color .2s; }
a.folder-entry:hover{ padding-left: 6px; }
a.folder-entry:hover .entry-title{ color: var(--sky); }

/* ---------- News list ---------- */
.news-list{ display: flex; flex-direction: column; gap: 0; max-width: 820px; }
.news-item{ display: grid; grid-template-columns: 140px 1fr; gap: 24px; padding: 26px 0; border-bottom: 1px solid var(--line-soft); }
.news-item .news-date{ font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.04em; color: var(--accent, var(--sky)); padding-top: 4px; }
.news-item h3{ font-family: var(--serif); font-weight: 440; font-size: 1.35rem; color: var(--ink); margin: 0 0 8px; }
.news-item p{ color: var(--ink-dim); font-size: 0.98rem; margin: 0 0 12px; }
@media (max-width: 640px){ .news-item{ grid-template-columns: 1fr; gap: 8px; } }

/* ---------- YouTube / videos ---------- */
.yt-frame{ position: relative; width: 100%; aspect-ratio: 16/9; border-radius: 16px; overflow: hidden; border: 1px solid var(--line); background: linear-gradient(165deg, var(--bg-2), var(--bg-1)); }
.yt-frame iframe{ position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.yt-placeholder{ position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; text-decoration: none; background: radial-gradient(ellipse 60% 60% at 50% 45%, rgba(79,166,232,0.1), transparent 70%); }
.yt-play{ width: 74px; height: 74px; border-radius: 50%; display: flex; align-items: center; justify-content: center; background: var(--bg-2); border: 1px solid var(--line); color: var(--rose); transition: transform .3s var(--ease), border-color .3s; }
.yt-play svg{ width: 30px; height: 30px; margin-left: 4px; }
.yt-placeholder:hover .yt-play{ transform: scale(1.08); border-color: var(--sky); }
.yt-ph-text{ font-family: var(--serif); font-size: 1.5rem; color: var(--ink); }
.yt-ph-sub{ font-family: var(--mono); font-size: 0.76rem; color: var(--ink-faint); letter-spacing: 0.04em; }

/* ---------- Trusted vendors ---------- */
.vendor-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 720px){ .vendor-grid{ grid-template-columns: 1fr; } }
.vendor-col{ background: linear-gradient(165deg, var(--bg-2), var(--bg-1)); border: 1px solid var(--line); border-radius: 14px; padding: 26px 24px; }
.vendor-col h3{ font-family: var(--serif); font-weight: 440; font-size: 1.3rem; color: var(--ink); margin: 0 0 8px; }
.vendor-note{ color: var(--ink-faint); font-size: 0.9rem; margin: 0 0 20px; }
.vendor-empty{ border: 1px dashed var(--line); border-radius: 12px; padding: 26px 20px; text-align: center; }
.vendor-empty .vendor-soon{ display: inline-block; font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--amber); border: 1px solid rgba(224,180,92,0.4); border-radius: 999px; padding: 5px 14px; margin-bottom: 12px; }
.vendor-empty p{ color: var(--ink-faint); font-size: 0.9rem; margin: 0; }

/* ---------- "There's a peptide for that" situation cards ---------- */
.situation-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin: 8px 0; }
@media (max-width: 760px){ .situation-grid{ grid-template-columns: 1fr; } }
.situation{ position: relative; background: linear-gradient(165deg, var(--bg-2), var(--bg-1)); border: 1px solid var(--line); border-radius: 3px 14px 14px 14px; padding: 22px 22px 20px; margin-top: 14px; }
.situation::before{ content: ""; position: absolute; top: -13px; left: -1px; width: 42%; max-width: 150px; height: 14px; background: var(--bg-2); border: 1px solid var(--line); border-bottom: none; border-top: 2px solid var(--accent, var(--sky)); border-radius: 8px 8px 0 0; }
.situation .sit-when{ font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent, var(--sky)); }
.situation h3{ font-family: var(--serif); font-weight: 460; font-size: 1.18rem; color: var(--ink); margin: 8px 0 8px; line-height: 1.25; }
.situation p{ color: var(--ink-dim); font-size: 0.95rem; margin: 0 0 12px; }
.situation .sit-tags{ display: flex; flex-wrap: wrap; gap: 7px; }
.situation .sit-tags a{ font-family: var(--mono); font-size: 0.72rem; color: var(--ink-dim); border: 1px solid var(--line); border-radius: 999px; padding: 4px 11px; text-decoration: none; transition: border-color .2s, color .2s; }
.situation .sit-tags a:hover{ border-color: var(--sky); color: var(--ink); }

/* ---------- Forms ---------- */
.form-card{
  background: linear-gradient(165deg, var(--bg-2), var(--bg-1)); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 32px 30px; max-width: var(--measure);
}
.field{ margin-bottom: 20px; }
.field label{ display:block; font-size: 0.86rem; color: var(--ink); margin-bottom: 8px; font-weight: 500; }
.field .hint{ font-size: 0.78rem; color: var(--ink-faint); margin-top: 6px; }
.field input, .field textarea, .field select{
  width:100%; background: var(--bg); border:1px solid var(--line); border-radius: 10px;
  padding: 12px 14px; color: var(--ink); font-size: 0.95rem; font-family: var(--sans);
  transition: border-color .2s;
}
.field input:focus, .field textarea:focus, .field select:focus{ border-color: var(--sky); }
.field textarea{ min-height: 150px; resize: vertical; line-height: 1.6; }
.field input::placeholder, .field textarea::placeholder{ color: var(--ink-faint); }
.form-success{
  display:none; align-items:center; gap:10px; color: var(--neon); font-size: 0.95rem;
  border:1px solid rgba(63,255,216,0.3); background: rgba(63,255,216,0.06); border-radius:10px; padding: 14px 16px;
}
.form-success.show{ display:flex; }

/* inline newsletter block */
.signup{
  position: relative; border-top: 1px solid var(--line-soft);
  background: linear-gradient(180deg, rgba(var(--bg-1-rgb),0.9), rgba(var(--bg-rgb),0.94));
  padding: 90px 0;
}
.signup-inner{ max-width: 640px; margin: 0 auto; text-align:center; }
.signup-inner h2{ font-family: var(--serif); font-weight: 400; font-size: var(--fs-h2); color: var(--ink); }
.signup-inner p{ color: var(--ink-dim); margin: 16px auto 26px; max-width: 48ch; }
.signup-form{ display:flex; gap:10px; max-width: 440px; margin: 0 auto; flex-wrap:wrap; justify-content:center; }
.signup-form input{ flex:1; min-width: 220px; background: var(--bg-2); border:1px solid var(--line); border-radius: 999px; padding: 13px 20px; color: var(--ink); font-size: 0.9rem; font-family: var(--sans); }
.signup .form-note{ font-family: var(--mono); font-size: 0.72rem; color: var(--ink-faint); margin-top: 16px; }
.chip-row{ display:flex; gap:10px; justify-content:center; flex-wrap:wrap; margin-top: 22px; }
.chip{ display:inline-flex; align-items:center; gap:8px; border:1px solid var(--line); border-radius:999px; padding: 8px 16px; font-size: 0.82rem; color: var(--ink-dim); transition: border-color .2s, color .2s; }
.chip:hover{ border-color: var(--sky); color: var(--ink); }
.chip svg{ width:15px; height:15px; }

/* ---------- Footer ---------- */
footer{ position: relative; border-top: 1px solid var(--line); background: rgba(var(--bg-1-rgb),0.95); padding: 70px 0 30px; }
.footer-top{ display:grid; grid-template-columns: 1.3fr 1fr 1fr 1.1fr; gap: 40px; padding-bottom: 50px; border-bottom: 1px solid var(--line-soft); }
.footer-brand img{ height: 34px; margin-bottom: 14px; }
.footer-brand p{ color: var(--ink-faint); font-size: 0.84rem; max-width: 30ch; }
.footer-col h5{ font-family: var(--mono); font-size: 0.68rem; letter-spacing:0.1em; text-transform:uppercase; color: var(--ink-faint); margin-bottom: 16px; }
.footer-col ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:10px; }
.footer-col a{ font-size: 0.86rem; color: var(--ink-dim); transition: color .2s; }
.footer-col a:hover{ color: var(--sky); }
.footer-newsletter input{ width:100%; background: var(--bg-2); border:1px solid var(--line); border-radius: 10px; padding: 11px 14px; color: var(--ink); font-size: 0.85rem; margin-bottom: 10px; font-family: var(--sans); }
.footer-bottom{ padding-top: 26px; display:flex; justify-content:space-between; align-items:flex-start; gap: 20px; flex-wrap:wrap; }
.disclaimer{ font-family: var(--mono); font-size: 0.72rem; color: var(--ink-faint); line-height:1.7; max-width: 66ch; }
.footer-social{ display:flex; gap:12px; }
.footer-social a{ width:34px; height:34px; border-radius:50%; border:1px solid var(--line); display:flex; align-items:center; justify-content:center; color: var(--ink-dim); transition: border-color .2s, color .2s; }
.footer-social a:hover{ border-color: var(--sky); color: var(--sky); }
.footer-social svg{ width:15px; height:15px; }
@media (max-width: 880px){ .footer-top{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .footer-top{ grid-template-columns: 1fr; } }

@media (max-width: 560px){
  .page-head{ padding: 120px 0 32px; }
  .article-shell{ padding: 40px 0 70px; }
}